How Many Valence Electrons Are in an Atom of Magnesium?

Answer

There are 2 valence electrons are in an atom of magnesium. This is because the element is composed of 12 electrons total and has 2 of them in its outer shell that makes the valence.
1 Additional Answer
Two valence electrons are in an atom of magnesium. A valance electron is in the valance shell. This electron of an atom is in the part of the shell that is farthest from the center.
Q&A Related to "How Many Valence Electrons Are in an Atom of..."
2, as indicated by its placement in column 2 of a periodic table.
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Chemistry answer: 2. Src:
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There are two valence electrons for magnesium.
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Magnesium is a metal, and has the atomic number 12. It is the 8th most abundant element in the world. Since it has 2 electrons in its last shell, the number of ...
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Mg stands for Magnesium, and is one of the most common alkali metals in the world. It has the atomic number of 12. The number of valence electrons Mg has is 2. ...
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